override elcodi.twig_extension.language

src/Elcodi/Admin/LanguageBundle/DependencyInjection/AdminLanguageExtension.php

@@ -56,7 +56,9 @@ public function getConfigFilesLocation()
      */
     public function getConfigFiles(array $config)
     {
-        return [];
+        return [
+            'twig',
+        ];
     }
 
     /**

src/Elcodi/Admin/LanguageBundle/Resources/config/twig.yml

@@ -0,0 +1,15 @@
+services:
+
+    #
+    # Twig extensions
+    #
+    # Overrides elcodi.twig_extension.language
+    #
+    elcodi.admin.twig_extension.language:
+        class: Elcodi\Admin\LanguageBundle\Twig\LanguageExtension
+        decorates: elcodi.twig_extension.language
+        arguments:
+            - @elcodi.manager.language
+            - @=elcodi_config('store.default_language')
+        tags:
+            - { name: twig.extension }

src/Elcodi/Admin/LanguageBundle/Twig/LanguageExtension.php

@@ -0,0 +1,113 @@
+<?php
+
+/*
+ * This file is part of the Elcodi package.
+ *
+ * Copyright (c) 2014-2015 Elcodi.com
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ *
+ * Feel free to edit as you please, and have fun.
+ *
+ * @author Marc Morera <yuhu@mmoreram.com>
+ * @author Aldo Chiecchia <zimage@tiscali.it>
+ * @author Elcodi Team <tech@elcodi.com>
+ */
+
+namespace Elcodi\Admin\LanguageBundle\Twig;
+
+use Twig_Extension;
+
+use Elcodi\Component\Language\Entity\Interfaces\LanguageInterface;
+use Elcodi\Component\Language\Services\LanguageManager;
+
+/**
+ * Class LanguageExtension
+ */
+class LanguageExtension extends Twig_Extension
+{
+    /**
+     * @var LanguageManager
+     *
+     * Language manager
+     */
+    protected $languageManager;
+
+    /**
+     * @var string
+     *
+     * Master locale ISO
+     */
+    protected $masterLocaleIso;
+
+    /**
+     * Construct method
+     *
+     * @param LanguageManager $languageManager Language manager
+     * @param string          $masterLocaleIso Master locale ISO
+     */
+    public function __construct(
+        LanguageManager $languageManager,
+        $masterLocaleIso
+    ) {
+        $this->languageManager = $languageManager;
+        $this->masterLocaleIso = $masterLocaleIso;
+    }
+
+    /**
+     * Returns a list of global variables to add to the existing list.
+     *
+     * @return array An array of global variables
+     */
+    public function getGlobals()
+    {
+        return [
+            'elcodi_languages' => $this->getLanguages(),
+        ];
+    }
+
+    /**
+     * Return all available languages
+     *
+     * @return array Available languages
+     */
+    public function getLanguages()
+    {
+        $languages = $this
+            ->languageManager
+            ->getLanguages()
+            ->toArray();
+
+        return $this->promoteMasterLanguage($languages);
+    }
+
+    /**
+     * return extension name
+     *
+     * @return string extension name
+     */
+    public function getName()
+    {
+        return 'language_extension';
+    }
+
+    /**
+     * Move master language to the first position
+     *
+     * @param LanguageInterface[] $languages
+     *
+     * @return LanguageInterface[]
+     */
+    protected function promoteMasterLanguage(array $languages)
+    {
+        $index = array_search($this->masterLocaleIso, $languages);
+
+        if (false !== $index) {
+            unset($languages[$index]);
+            array_unshift($languages, $this->masterLocaleIso);
+        }
+
+        return $languages;
+    }
+}